Section 5


SECTION 5: Reverse Osmosis (RO) Membranes
WaterWorld USA - Buy Reverse Osmosis (RO) Membranes
  • Available in a variety of sizes and flow rates to meet a wide range of applications
  • Highest quality water
  • Industry’s longest lasting and most reliable performance
  • Choose from tap water (TW), brackish water (BW), low energy (LE and XLE) and seawater (SW) to fit your need

5.1: Patriot® Residential RO Membranes

Patriot Reverse Osmosis Membrane Elements

Patriot Reverse Osmosis (RO) Membranes are made of thin layered Polyamide composite materials. These high-performance RO membrane elements are used on a wide range of system applications. They are packaged dry for prolonged shelf life.

Features:

  • Greater durability and life than regular home drinking water elements
  • Performs at higher TDS
  • Higher rejection rates
  • High pH tolerance

Applications:

  • Residential and office RO Systems
  • Laboratory or Hospital RO Systems
  • Hydroponic or Fish Tank RO Systems

Materials of Construction:

  • Membrane: Thin Layered Polyamide Composite
  • Operating Temp: 77 F (25 C), Max Temp: 45 C

PATRIOT® Residential RO Membranes

ItemFilter Size*Flow RateApplied PressureTDS Rejection*Box Qty.
MEM-PTRO1812-501.8″ X 12″50 GPD60 PSI98% @ 250 PPM25
MEM-PTRO1812-7575 GPD98 @ 250 PPM25
MEM-PTRO1812-100100 GPD98% @ 250 PPM25

* Specifications are nominal, intended for reference only. Filter life depends on operating conditions.

Warning: Do not use with water that is microbiologically unsafe or of unknown quality without adequate disinfection before and/or after the system.

Don’t see it? We’ve probably got it. Just feel free to contact our sales department with any requirements.

5.2: FILMTEC® Residential RO Membranes

Features:

  • Higher rejection rates
  • Greater durability and life than cellulose (CTA) membranes
  • Higher water purification (approximately 20%) tested at 50 psi than others tested at 60 psi
  • Higher pH tolerance
  • NSF/ANSI Standard 58 listed
  • Lower replacement costs & easier maintenance

Applications:

  • Home drinking water systems
  • Laboratory

    FILMTEC® Residential Membranes

    ItemFilter SizeProduction**Box Qty.
    MEM-TW301812-241.8″ X 12″24 GPD @ 50 PSI25
    MEM-TW301812-3636 GPD @ 50 PSI25
    MEM-TW301812-5050 GPD @ 50 PSI25
    MEM-TW301812-100100 GPD @ 50 PSI25
    *MEM-BW601812-7575 GPD @ 50 PSI25

    *New Residential Brackish Water Element

    **At 77º F, actual results may vary. Call for parts not listed.

    No items found

    Don’t see it? We’ve probably got it. Just feel free to contact our sales department with any requirements.

    5.3: OSMOTIK® Residential Brackish Water Membrnes

    Features:

    • Spiral-wound design
    • Performs better than regular elements at higher TDS
    • Higher rejection rates
    • Greater durability and life than regular home drinking water elements
    • Higher pH tolerance
    • NSF/ANSI Standard 58 listed
    • Flow rates of 50, 75 and 100 gpd @ 60 psi

    Applications:

    • Residential and office drinking water systems
    • Laboratory

      OSMOTIK® Residential Brackish Membranes

      ItemSizeProduction*Box Qty.
      MEM-181250BW1.8″ X 12″50 GPD @ 60 PSI50
      MEM-181275BW1.8″ X 12″75 GPD @ 60 PSI50
      MEM-1812100BW1.8″ X 12″100 GPD @ 60 PSI50

      *At 77º F, actual results may vary. Call for parts not listed.

      No items found

      Don’t see it? We’ve probably got it. Just feel free to contact our sales department with any requirements.

      5.4: Commercial RO Membranes

      Patriot Reverse Osmosis Membrane Elements

      Commercial RO membranes are fiberglass wrapped for durability, and operate at 150 psi. Available in standard 2.5” and 4” diameter sizes.

      Features:

      • Fiber Glass wrapped
      • Performs at higher TDS
      • Higher rejection rates
      • High pH tolerance

      Applications:

      • Commercial and Light Industrial water plants
      • Water Stores
      • Food Processing
      • Car Washes
      • Pharmaceutical

      Materials of Construction:

      • Membrane: Thin Layered Polyamide Composite
      • Brine Seal, O-Rings: EPDM
      • Wrap: Polyester tape
      • Operating Temp: 77 F (25 C), Max Temp: 45 C

      Commercial RO Membranes

      ItemElement Size*Flow Rate*Applied Pressure*TDS Rejection
      MEM-PTRO21-25212.5” X 21”300 GPD150 PSI99.0% @ 1,500 PPM
      MEM-PTRO21-25402.5” X 40”750 GPD150 PSI99.0% @ 1,500 PPM
      MEM-PTRO21-40214” X 21”950 GPD150 PSI99.0% @ 1,500 PPM
      MEM-PTRO21-40404” X 40”2,600 GPD150 PSI99.5% @ 1,500 PPM
      MEM-PTRO11-4040 (not NSF)4” X 40”2,600 GPD100 PSI99.2% @ 500 PPM
      MEM-PTRO11-3012 (not NSF)3″ x 12″500 GPD100 PSI98.0% @ 500 PPM

      * Specifications are nominal, intended for reference only. Filter life depends on operating conditions.

      Warning: Do not use with water that is microbiologically unsafe or of unknown quality without adequate disinfection before and/or after the system.

      No items found

      Don’t see it? We’ve probably got it. Just feel free to contact our sales department with any requirements.

      5.5: FILMTEC® Commercial Tap Water RO Membranes

            Filmtec® Commercial Tap Water RO Membranes

            ITEM #SIZEProduction *Rejection Rate At TDS*
            MEM-TW30-20262" X 26"220 GPD @ 225 PSI99.5% at 2,000 PPM
            MEM-TW30-25142.5" X 14"200 GPD @ 225 PSI99.5% at 2,000 PPM
            MEM-TW30-2521 2.5" X 21" 325 GPD @ 225 PSI 99.5% at 2,000 PPM
            MEM-TW30-2540 2.5" X 40" 850 GPD @ 225 PSI 99.5% at 2,000 PPM
            MEM-TW30-4014 4" X 14" 525 GPD @ 225 PSI 99.5% at 2,000 PPM
            MEM-TW30-4021 4" X 21" 900 GPD @ 225 PSI 99.5% at 2,000 PPM
            MEM-TW30-4040 4" X 40" 2,400 GPD @ 225 PSI 99.5% at 2,000 PPM

            No items found

            Don’t see it? We’ve probably got it. Just feel free to contact our sales department with any requirements.

            5.6: FILMTEC® Commercial Brackish Water Ro Membranes

                  Filmtec® Commercial Brackish Water Ro Membranes

                  ITEM #SIZEProduction *Rejection Rate At TDS*
                  MEM-BW30-25402.5" X 40"1000 GPD @ 225 PSI99.7% at 2,000 PPM
                  MEM-BW30-40404" X 40"2,600 GPD @ 225 PSI99.7% at 2,000 PPM
                  MEM-LE-40404" X 40"2,600 GPD @ 150 PSI99.5% at 2,000 PPM

                  No items found

                  Don’t see it? We’ve probably got it. Just feel free to contact our sales department with any requirements.

                  5.7: FILMTEC® Low Energy Ro Membranes

                        Filmtec® Low Energy Ro Membranes

                        ITEM #SIZEProduction *Rejection Rate At TDS*
                        MEM-XLE-25212.5" X 21"365 GPD @ 100 PSI99.0% at 500 PPM
                        MEM-XLE-25402.5" X 40"850 GPD @ 100 PSI99.0% at 500 PPM
                        MEM-XLE-40214" X 21"1,025 GPD @ 100 PSI99.0% at 500 PPM
                        MEM-XLE-40404" X 40"2,600 GPD @ 100 PSI99.0% at 500 PPM

                        No items found

                        Don’t see it? We’ve probably got it. Just feel free to contact our sales department with any requirements.

                        5.8: FILMTEC® Low Pressure RO Membranes

                              FILMTEC® Low Pressure RO Membranes

                              ITEM #SIZEProduction *Rejection Rate At TDS*
                              ITEM #SIZEProduction *REJECTION RATE AT TDS*
                              MEM-ULP21-40404" X 40"2,400 GPD @ 150 PSI99.0% at 1,500 PPM
                              MEM-ULP11-40404" X 40"2,700 GPD @ 150 PSI98.0% at 1,500 PPM
                              MEM-ULP31-40404" X 40"1,900 GPD @ 150 PSI99.4% at 1,500 PPM
                              MEM-ULP21-40214" X 21"950 GPD @ 150 PSI99.0% at 1,500 PPM
                              MEM-ULP21-25402.5" X 40"750 GPD @ 150 PSI99.0% at 1,500 PPM
                              MEM-ULP21-25212.5" X 21"300 GPD @ 150 PSI99.0% at 1,500 PPM

                              No items found

                              Don’t see it? We’ve probably got it. Just feel free to contact our sales department with any requirements.